Friday, May 17, 2013 - 8:00 PM
"Land Invaders"
Among chorusing frogs in Panama, Sir David Attenborough asks how amphibians first managed to invade the land. The Australian lungfish, an ancient relative of the amphibians that can breathe air, and the giant Japanese salamander give vital clues about their first tentative steps. They also demonstrate their fiercely protective parenting skills. Part 2 of 5G